For Isla Alcatras :
No gale warning.
The reliability of the situation is very good.
Skies very cloudy, risk of some thundery outbreaks. Risk of showers in the morning, possibility of showers in late afternoon. In the evening, overcast skies with risk of thundery outbreaks.
Light showers progressively becoming less frequent. E force 1 turning S force 2 in the middle of the day then SE. Gusts reaching 9 knots in the middle of the day. Slight sea. Low, fairly long swell from SW. Visibility reduced by mist becoming good in the middle of the day then reduced by mist.